Cupola for cannon



FIG. 1 is a perspective view showing the top, front and one side;

FIG. 2 is a top view;

FIg. 3 is a bottom view;

FIg. 4 is a left side view;

FIG. 5 is a right side view;

FIG. 6 is a front view; and,

FIG. 7 is a rear view. 

The ornamental design for a cupola for cannon, substantially as shown and described. 